def print_student_files(name,age=18,gender='男',collage='某某某小学'):
    print('我叫' +  name)
    print('我今年' + str(age) + '岁')
    print('我是'+ gender + '生')
    print('我在'+ collage + '上学')

print_student_files('djkloop', 18, '男', '某某某小学')
print('~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~`')
print_student_files('adisfhi')
print('~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~`')
print_student_files('石敢当', 222)
print('~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~`')
print_student_files('石敢当女', gender='女')